"Informational MCP Servers with Croissant Dataset Format Support" matching MCP servers:

Read-only MCP server that performs deterministic local preflights of agent-payment boundary documents and x402 v2 PaymentRequired JSON, and prepares unsubmitted public quote-request drafts without network calls or fund movement.

Checks live x402 routes across Base, Solana, and Algorand before agents spend. $0.003 USDC settles only for a valid live eligible route; normal typed misses are not settled. Free preview and validate tools. Seller payment is separate; the agent keeps its wallet. Optional signed route-binding receipts support buyer-side checks.

Mercury Banking MCP server with full Invoicing API support. Read accounts/transactions and create/manage recurring invoices via Model Context Protocol.

MCP server for the PayPay Open Payment API, enabling QR code creation, payment tracking, refunds, and cancellations with sandbox and production support.

Enables AI agents to stamp, cancel, and query Mexican CFDI 4.0 invoices through MCP tools, with support for local stdio and hosted HTTP transport.

Decodes HTTP 402 challenges into exact payment and retry steps, recommends a payment rail from stated requirements, and searches an open registry of scored payment solutions with scheme references and support probing. Every tool is read-only, so nothing can spend money.

Enables Claude to interact with a Folio business bank account for managing accounts, transactions, receipts, bookkeeping, and payments as drafts.

Enables to generate, decode, and validate PayBySquare QR codes for Slovak payments, with MCP integration for use with Claude Desktop and other MCP clients.

Enables any existing API to become a pay-per-call service for agents by issuing HTTP 402 payment requests and settling USDC payments via CDP, while exposing MCP tools that charge per call and support Bazaar discovery.

Enables interaction with the Yugo Payments API to manage payins, payouts, and accounts through auto-generated MCP tools.

Enables an MCP client to answer revenue questions about a Stripe account — normalized MRR/ARR, subscription and customer churn, failed payments and a one-call revenue summary, all grouped per currency. Access is read-only and a built-in deterministic demo dataset lets every tool be tried without a Stripe API key.

Enables AI assistants and signed-in support staff to search and read customer tickets, add internal notes, issue refunds under per-scope and per-customer limits, and export ticket data over a remote, OAuth-protected Streamable HTTP endpoint. Tool lists, resources, prompts, and write operations are gated by bearer tokens and audience-bound scopes so that refund and export actions stay bounded.

Connects AI agents to Bitcoin payment rails with owner-defined spending policies and limits.

Enables LLMs to interact with Billforward's billing and subscription management API, providing tools for accounts, subscriptions, invoices, payments, and more with read-only safety by default.

Enables AI assistants to interact with Investec banking accounts, transactions, payments, and programmable cards through natural language.

MCP server for Robokassa payment API. 2 tools for invoice creation (with MD5 signature) and status checking.

Enables interaction with Safaricom M-Pesa Daraja 3.0 API, covering payments, disbursements, treasury, and fraud checks, with a built-in simulator for testing without credentials.

Enables interaction with Tabby BNPL platform for managing checkout sessions, payments, captures, refunds, and voids.

Enables AI agents to convert documents, images, and data files across 50+ format pairs and to run PDF/image operations such as merge, split, compress, rotate, protect, unlock, extract text, and resize or compress images. Files are passed URL-in and returned URL-out (or saved locally in stdio mode), with tools for checking credits and generating Stripe checkout or billing-portal links.

Enables compatible agents to access the complete TextVerified API v2 for SMS and voice verification workflows, including creating and checking verifications, sending and querying SMS, managing voice calls, rentals, services, pricing, inventory, billing, backorders, wake requests, webhooks, and pagination. It provides secure credential handling, idempotency support, and bounded retries for temporary network errors and API rate or server failures.

Enables AI assistants to interact with the Asaas v3 payments API for managing Pix, boleto, credit card, subscriptions, customers, subaccounts, webhooks, refunds, and payment splits. It supports production and sandbox environments with tools for creating, listing, querying, canceling, and simulating financial operations.

An MCP server for Grubhub that enables searching restaurants, browsing menus, building carts, checking out, and placing orders, with additional support for campus dining cards.

Enables AI agents to autonomously govern cloud hosting infrastructure and billing workflows, including provisioning, invoices, wallet credits, support tickets, and catalog management through 35 tools with JSON:API response hydration.

Enables management of WHMCS installations via the WHMCS API, providing tools for clients, products, billing, support tickets, domains, orders, and system administration.

Enables end-to-end ride-booking workflows, including pickup and destination selection, ride estimates, solo or ShareMatch shared rides, driver tracking with live ETAs, trip management, payments, receipts, saved places, and safety/support tools.

Enables Claude to integrate with Stripe for creating payment links, processing payments, and managing products and customers.

Enables AI assistants to pay for online purchases and subscriptions using one-time prepaid USD Visa cards drawn from the user's own wallet. Every charge requires explicit user approval, and each card is loaded with only the needed amount and freezes after a single payment.

Enables agents to ingest payment webhooks and ledger transactions with cryptographic HMAC-SHA256 signature verification, sliding-window replay tolerance, and atomic idempotency locking. It also enforces double-entry debit/credit invariants and returns balanced journal records with audit and risk telemetry over MCP.

Connects MCP clients to a telephony account so users can manage phone numbers, SIP accounts, routing, SMS, calls, and billing in plain language. It exposes search, schema lookup, and execute tools to run permitted API operations, with confirmation required for paid or destructive actions.

Enables AI agents to interact with the Griffin API for banking operations like opening accounts, creating payments, and managing legal persons.